W 20 X 28 X 4/7 AU BLACK

ACLA "AA" Wiper

ACLA "AA" (Polyurethane Wiper)

AA wipers are installed as type A. The stepped back prevents the circulating dirt to enter.  The wiping lip is protruded and must be protected against damage.

Dust seals prevent entry of dust to protect equipment and maintain sealing performance. Select dust seals according to the type of of packings and operating conditions.

Single lip polyurethane dust seal can be installed in an appropriate groove and excels in dust proof performance.

Operating Conditions:

• Working Temperature: -40°C to 130°C (-40°F to 266°F)